phenanthroline

noun
phe·​nan·​thro·​line | \ fə̇ˈnan(t)thrəˌlēn, -lə̇n \
plural -s

Definition of phenanthroline

: any of three crystalline nitrogen bases C12H8N2 related to phenanthrene and derivable from ortho-, meta-, and para-phenylenediamine; di-aza-phenanthrene especially : the ortho or 1,10-isomer that forms a red coordination complex with ferrous ions useful as an oxidation-reduction indicator (as with potassium permanganate as oxidizing agent) because it becomes faint blue in the oxidized form

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History and Etymology for phenanthroline

International Scientific Vocabulary phenanthr- + quinoline

Learn More About phenanthroline

Dictionary Entries Near phenanthroline

phenanthridone

phenanthroline

phenanthryl

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Statistics for phenanthroline

Cite this Entry

“Phenanthroline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phenanthroline. Accessed 19 Jan. 2022.

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